They have 18 inch long tongues and are tough so they can eat thorns. They also have a very long neck so they can eat leaves that are high up. they also have2 feet long heart and 2-3 times stronger than our heart. they also have strong legs so they can kill a lion with a kick or they can run fast to escape predators.
giraffes need it to help them survive
llolo
To run from predators so they don't get eaten.
Giraffes cannot survive without water
They are tall
eat
dumpster diving skills
i dont know im asking you
only 75 giraffes currently exist
natural selection
a giraffes way to survive is to kick its prey really hard
Mostly its just the environment they are in to estimate what genetic traits they have that will help them survive and reproduce in their habitat.